$ git clone -n https://src.fedoraproject.org/rpms/snapper.git /var/lib/mock/f39-build-1461536-33266/root/chroot_tmpdir/scmroot/snapper
Cloning into '/var/lib/mock/f39-build-1461536-33266/root/chroot_tmpdir/scmroot/snapper'...
$ git fetch origin 8c854f862cb567344143a4e9be594ff51e88f138:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/snapper
 * [new ref]         8c854f862cb567344143a4e9be594ff51e88f138 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 8c854f8 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild