$ git clone -n https://src.fedoraproject.org/forks/music/rpms/snakemake.git /var/lib/mock/f43-build-58925878-6569304/root/chroot_tmpdir/scmroot/snakemake
Cloning into '/var/lib/mock/f43-build-58925878-6569304/root/chroot_tmpdir/scmroot/snakemake'...
$ git fetch origin c2460b7ba3c363f0a4fa79ba03e5b707905d978c:KOJI_FETCH_HEAD
error: Server does not allow request for unadvertised object c2460b7ba3c363f0a4fa79ba03e5b707905d978c
$ git reset --hard c2460b7ba3c363f0a4fa79ba03e5b707905d978c
fatal: Could not parse object 'c2460b7ba3c363f0a4fa79ba03e5b707905d978c'.