$ git clone -n https://src.fedoraproject.org/rpms/cinnamon-desktop.git /var/lib/mock/f39-build-1489870-34502/root/chroot_tmpdir/scmroot/cinnamon-desktop
Cloning into '/var/lib/mock/f39-build-1489870-34502/root/chroot_tmpdir/scmroot/cinnamon-desktop'...
$ git fetch origin 0b0c67996d244e7f4144f96e3a242e85fa9bc6b1:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/cinnamon-desktop
 * [new ref]         0b0c67996d244e7f4144f96e3a242e85fa9bc6b1 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 0b0c679 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild