$ git clone -n https://src.fedoraproject.org/rpms/memstrack.git /var/lib/mock/f40-build-2610695-63893/root/chroot_tmpdir/scmroot/memstrack
Cloning into '/var/lib/mock/f40-build-2610695-63893/root/chroot_tmpdir/scmroot/memstrack'...
$ git fetch origin f679f9efc6d5db4e8448839369a107294e38c173:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/memstrack
 * [new ref]         f679f9efc6d5db4e8448839369a107294e38c173 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at f679f9e Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild