$ git clone -n https://src.fedoraproject.org/rpms/python-multiecho.git /var/lib/mock/f38-build-side-42-init-devel-1136788-30384/root/chroot_tmpdir/scmroot/python-multiecho
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-1136788-30384/root/chroot_tmpdir/scmroot/python-multiecho'...
$ git fetch origin 8e19bab41bbabd0cb64809fb5680d7761e590700:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-multiecho
 * [new ref]         8e19bab41bbabd0cb64809fb5680d7761e590700 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 8e19bab Initial package (close RHBZ#2219161)