$ git clone -n https://src.fedoraproject.org/rpms/kalarm.git /var/lib/mock/f40-build-807478-145223/root/chroot_tmpdir/scmroot/kalarm
Cloning into '/var/lib/mock/f40-build-807478-145223/root/chroot_tmpdir/scmroot/kalarm'...
$ git fetch origin 450f679c5cf6f3e28958419a5c52b5a23afb33b7:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kalarm
 * [new ref]         450f679c5cf6f3e28958419a5c52b5a23afb33b7 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 450f679 24.02.1