$ git clone -n https://src.fedoraproject.org/rpms/ruby-taglib.git /var/lib/mock/f40-build-2034562-47900/root/chroot_tmpdir/scmroot/ruby-taglib
Cloning into '/var/lib/mock/f40-build-2034562-47900/root/chroot_tmpdir/scmroot/ruby-taglib'...
$ git fetch origin a88c121977b19b6951ffe56018fba56f47480540:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ruby-taglib
 * [new ref]         a88c121977b19b6951ffe56018fba56f47480540 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a88c121 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild