$ git clone -n https://src.fedoraproject.org/rpms/s-nail.git /var/lib/mock/f38-build-side-42-init-devel-1295850-30684/root/chroot_tmpdir/scmroot/s-nail
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-1295850-30684/root/chroot_tmpdir/scmroot/s-nail'...
$ git fetch origin 28d7651f0ffdf135da01de071dd1869a584ec1bb:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/s-nail
 * [new ref]         28d7651f0ffdf135da01de071dd1869a584ec1bb -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 28d7651 Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild