$ git clone -n https://src.fedoraproject.org/rpms/mutt.git /var/lib/mock/f39-build-1558986-37315/root/chroot_tmpdir/scmroot/mutt
Cloning into '/var/lib/mock/f39-build-1558986-37315/root/chroot_tmpdir/scmroot/mutt'...
$ git fetch origin 4cfade97bcd46114e67e82208614b03ce887610b:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/mutt
 * [new ref]         4cfade97bcd46114e67e82208614b03ce887610b -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 4cfade9 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild