$ git clone -n https://src.fedoraproject.org/rpms/python-mbstrdecoder.git /var/lib/mock/f40-build-2027501-47314/root/chroot_tmpdir/scmroot/python-mbstrdecoder
Cloning into '/var/lib/mock/f40-build-2027501-47314/root/chroot_tmpdir/scmroot/python-mbstrdecoder'...
$ git fetch origin 6d332dab116578bea0136c80105140bcac57e5a0:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-mbstrdecoder
 * [new ref]         6d332dab116578bea0136c80105140bcac57e5a0 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 6d332da Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild