$ git clone -n https://src.fedoraproject.org/rpms/clapper.git /var/lib/mock/f39-build-1575400-37933/root/chroot_tmpdir/scmroot/clapper
Cloning into '/var/lib/mock/f39-build-1575400-37933/root/chroot_tmpdir/scmroot/clapper'...
$ git fetch origin 2add697412ebc776502f177073b219ebcabdf2b9:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/clapper
 * [new ref]         2add697412ebc776502f177073b219ebcabdf2b9 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 2add697 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild