$ git clone -n https://src.fedoraproject.org/rpms/kcachegrind.git /var/lib/mock/f40-build-2480316-61625/root/chroot_tmpdir/scmroot/kcachegrind
Cloning into '/var/lib/mock/f40-build-2480316-61625/root/chroot_tmpdir/scmroot/kcachegrind'...
$ git fetch origin 5458724c44129459cc12c171bba7b9b440460dec:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kcachegrind
 * [new ref]         5458724c44129459cc12c171bba7b9b440460dec -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 5458724 24.02.0