$ git clone -n https://src.fedoraproject.org/rpms/vavoom.git /var/lib/mock/f39-build-1490666-34508/root/chroot_tmpdir/scmroot/vavoom
Cloning into '/var/lib/mock/f39-build-1490666-34508/root/chroot_tmpdir/scmroot/vavoom'...
$ git fetch origin 2e3c3dfdb01a36645a5dd0bf462910259cbd876c:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/vavoom
 * [new ref]         2e3c3dfdb01a36645a5dd0bf462910259cbd876c -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 2e3c3df Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild