$ git clone -n https://src.fedoraproject.org/rpms/libkdepim.git /var/lib/mock/f40-build-2371458-60394/root/chroot_tmpdir/scmroot/libkdepim
Cloning into '/var/lib/mock/f40-build-2371458-60394/root/chroot_tmpdir/scmroot/libkdepim'...
$ git fetch origin 4502b2c3488e32fab7520618c437b757f9749c7a:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/libkdepim
 * [new ref]         4502b2c3488e32fab7520618c437b757f9749c7a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 4502b2c 24.01.95