$ git clone -n https://src.fedoraproject.org/rpms/rust-slotmap.git /var/lib/mock/f38-build-side-42-init-devel-1396442-31050/root/chroot_tmpdir/scmroot/rust-slotmap
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-1396442-31050/root/chroot_tmpdir/scmroot/rust-slotmap'...
$ git fetch origin 9c5bd73fe848e62d5ba6e6cf6b7a7c4ea6805208:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-slotmap
 * [new ref]         9c5bd73fe848e62d5ba6e6cf6b7a7c4ea6805208 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 9c5bd73 Update to 1.0.6