$ git clone -n https://src.fedoraproject.org/rpms/gdb.git /var/lib/mock/f40-build-786635-134471/root/chroot_tmpdir/scmroot/gdb
Cloning into '/var/lib/mock/f40-build-786635-134471/root/chroot_tmpdir/scmroot/gdb'...
$ git fetch origin 0ef7ce6648d9982681b50f3eb9d057fa3c616231:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/gdb
 * [new ref]         0ef7ce6648d9982681b50f3eb9d057fa3c616231 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 0ef7ce6 Backport upstream workaround for GCC 14 problem