$ git clone -n https://src.fedoraproject.org/rpms/picmi.git /var/lib/mock/f42-flatpak-app-build-58987409-6569878/root/chroot_tmpdir/scmroot/picmi
Cloning into '/var/lib/mock/f42-flatpak-app-build-58987409-6569878/root/chroot_tmpdir/scmroot/picmi'...
$ git fetch origin b3967dff26d1facbf69b23a49d7dded7eb2a27f5:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/picmi
 * [new ref]         b3967dff26d1facbf69b23a49d7dded7eb2a27f5 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b3967df 25.04.0