$ git clone -n https://src.fedoraproject.org/rpms/socket_wrapper.git /var/lib/mock/f42-build-58847112-6568533/root/chroot_tmpdir/scmroot/socket_wrapper
Cloning into '/var/lib/mock/f42-build-58847112-6568533/root/chroot_tmpdir/scmroot/socket_wrapper'...
$ git fetch origin 727b10d62cb16c8fc7436e915d2c02e68e685229:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/socket_wrapper
 * [new ref]         727b10d62cb16c8fc7436e915d2c02e68e685229 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 727b10d Update to version 1.4.4