$ git clone -n https://src.fedoraproject.org/rpms/R-pkgconfig.git /var/lib/mock/f41-build-850814-165653/root/chroot_tmpdir/scmroot/R-pkgconfig
Cloning into '/var/lib/mock/f41-build-850814-165653/root/chroot_tmpdir/scmroot/R-pkgconfig'...
$ git fetch origin 16659b56a0d0b3b1d2f00ac9a25a98b00ad03c39:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/R-pkgconfig
 * [new ref]         16659b56a0d0b3b1d2f00ac9a25a98b00ad03c39 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 16659b5 Rebuilt for https://fedoraproject.org/wiki/Fedora_41_Mass_Rebuild