$ git clone -n https://src.fedoraproject.org/rpms/pigeonascent.git /var/lib/mock/f39-build-2340645-59720/root/chroot_tmpdir/scmroot/pigeonascent
Cloning into '/var/lib/mock/f39-build-2340645-59720/root/chroot_tmpdir/scmroot/pigeonascent'...
$ git fetch origin 28bf22d86f6e2bc791bd2a42e9f773ffdcbbd035:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/pigeonascent
 * [new ref]         28bf22d86f6e2bc791bd2a42e9f773ffdcbbd035 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 28bf22d Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild