$ git clone -n https://src.fedoraproject.org/rpms/libgravatar.git /var/lib/mock/f41-build-side-1-2894019-34620/root/chroot_tmpdir/scmroot/libgravatar
Cloning into '/var/lib/mock/f41-build-side-1-2894019-34620/root/chroot_tmpdir/scmroot/libgravatar'...
$ git fetch origin 6f36dbb62719400f0a7a78fdc6d911daacc00542:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/libgravatar
 * [new ref]         6f36dbb62719400f0a7a78fdc6d911daacc00542 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 6f36dbb 24.08.1